19.5 inch Low Blue Model,Flicker Free Monitor Work comfortably and efficiently with this compact 20' monitor, featuring a desk-friendly cable management design, VESA mount for operational flexibility, multiple connectivity options (HDMI and VGA), e-Saver low power configuration, and more. This display also comes with Low Blue Mode and Flicker-Free eye protection to keep your eyes safe during those longer work sessions. Low Blue Mode AOC Low Blue Mode filters harmful short-wave blue light, with 4 levels that suit different viewing situations. Flicker Free Backlight Technology Most LED monitors use PWM (pulse width modulation) to control brightness; the pulsing creates flicker that may cause discomfort, headaches and eye strain, especially in low-light environments. Flicker Free technology uses a smooth DC (directcurrent) backlight system. Clear Vision The image performance engine can upscale Standard Definition(SD) sources to High Definition (HD) for sharper, more vivid viewing. Screen+ The bundled Screen+ software splits the PC workspace intofour self-contained panes to group application windows for easier viewing. Screen+ also supports multiple monitors. e-Saver Software enables the user to set a low power configuration of the monitor when the PC is in screen saving, PC off, and user absence. User can choose the time to turn the monitor off, to save power consumption. VGA cable is Included in the box